<template>
    <div class="login_container">
        <div class="login_box">
            <div class="avatar_box">
                <img src="../assets/logo.png" alt="">
            </div>
            <!--表单区域-->
            <el-form ref="LoginFormRef" :rules="LoginFormRules" :model="Loginform" label-width="0px" class="login_form">
                <!--用户名框-->
                <el-form-item prop="username">
                    <el-input v-model="Loginform.username" prefix-icon="iconfont icon-user"></el-input>
                </el-form-item>
                <!--密码框-->
                <el-form-item prop="password">
                    <el-input type="password" v-model="Loginform.password" prefix-icon="iconfont icon-3702mima"></el-input>
                </el-form-item>
                <!--按钮区-->
                <el-form-item class="btns">
                    <el-button type="primary" @click="login">登录</el-button>
                    <el-button type="info" @click="resetLoginForm">重置</el-button>
                </el-form-item>
            </el-form>
        </div>
    </div>
</template>

<script>
    export default {
        name: "Login",
        data() {
            return {
                Loginform: {
                    username:'admin',
                    password:'123456'
                },
                LoginFormRules:{
                    username:[
                        { required: true, message: '请输入用户名', trigger: 'blur' },
                        { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
                    ],
                    password:[
                        { required: true, message: '请输入密码', trigger: 'blur' },
                        { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
                    ]
                }
            }
        },
        methods: {
            resetLoginForm(){
                this.$refs.LoginFormRef.resetFields();
            },
            login(){
                this.$refs.LoginFormRef.validate(async (valid)=>{
                    if (!valid) return;
                    const {data:res} = await this.$http.post('login',this.Loginform);
                    console.log(res);
                    if(res.meta.status !== 200) return this.$message.error('登录失败');
                    this.$message.success('登录成功');
                    window.sessionStorage.setItem('token',res.data.token);
                    await this.$router.push('/home');
                })
            }
        }
    }
</script>

<style lang="less" scoped>
    .login_container {
        height: 100%;
        background-color: #2b4b6b;
    }
    .login_box{
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%,-50%);
        height: 300px;
        width: 500px;
        background-color: #fff;
        border-radius: 8px;
    }
    .avatar_box {
        position: absolute;
        left: 50%;
        transform: translate(-50%,-50%);
        padding: 10px;
        height: 130px;
        width: 130px;
        border: 1px solid #eeeeee;
        border-radius: 50%;
        background-color: #ffffff;
        box-shadow: 0 0 10px #dddddd;
        img {
            width: 100%;
            height: 100%;
            background-color: #cccccc;
            border-radius: 50%;
        }
    }
    .btns {
        display: flex;
        justify-content: flex-end;
    }
    .login_form {
        position: absolute;
        bottom: 0;
        width: 100%;
        padding: 0 20px;
        box-sizing: border-box;
    }
</style>
